Home / 3,618.39-4,993.68-2,293.11

Finding the Fourth Proportional to 3,618.39, 4,993.68 and 2,293.11

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Solution

The fourth proportional to 3,618.39, 4,993.68 and 2,293.11 is: 3,164.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.39 : 4,993.68 = 2,293.11 : x
  2. Step 2: Convert to fraction form
    3,618.39/4,993.68 = 2,293.11/x
  3. Step 3: Cross multiply
    3,618.39x = 4,993.68 × 2,293.11
  4. Step 4: Simplify right side
    3,618.39x = 11,451,057.54
  5. Step 5: Solve for x
    x = 11,451,057.54/3,618.39
  6. Step 6: Final answer
    x = 3,164.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.